US4866633A - Gas shutoff apparatus - Google Patents
Gas shutoff apparatus Download PDFInfo
- Publication number
- US4866633A US4866633A US07/110,390 US11039087A US4866633A US 4866633 A US4866633 A US 4866633A US 11039087 A US11039087 A US 11039087A US 4866633 A US4866633 A US 4866633A
- Authority
- US
- United States
- Prior art keywords
- gas
- consumption
- flow rate
- shutoff
- timer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/001—Means for regulating or setting the meter for a predetermined quantity
- G01F15/002—Means for regulating or setting the meter for a predetermined quantity for gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/18—Systems for controlling combustion using detectors sensitive to rate of flow of air or fuel
- F23N5/184—Systems for controlling combustion using detectors sensitive to rate of flow of air or fuel using electronic means
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F1/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/117—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means by using a detection device for specific gases, e.g. combustion products, produced by the fire
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/18—Systems for controlling combustion using detectors sensitive to rate of flow of air or fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/20—Systems for controlling combustion with a time programme acting through electrical means, e.g. using time-delay relays
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86389—Programmer or timer
Abstract
Description
TABLE 1 ______________________________________ Flow rate maximum (liter per hour) 0--21 21--210 . . . flow rate ______________________________________ Rank offlow rate 1 2 . . . n ______________________________________
TABLE 2 ______________________________________ Rank offlow rate 1 2 . . . n ______________________________________ Allowable continuous 70 hours 50 hours . . . 10 hours consumption time ______________________________________
Claims (10)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24868686A JPH0663639B2 (en) | 1986-10-20 | 1986-10-20 | Gas shutoff device |
JP24869086A JPH0743125B2 (en) | 1986-10-20 | 1986-10-20 | Gas shutoff device |
JP61-248690 | 1986-10-20 | ||
JP61-248688 | 1986-10-20 | ||
JP24868886A JPH0617747B2 (en) | 1986-10-20 | 1986-10-20 | Gas shutoff device |
JP61-248686 | 1986-10-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
US4866633A true US4866633A (en) | 1989-09-12 |
Family
ID=27333742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US07/110,390 Expired - Lifetime US4866633A (en) | 1986-10-20 | 1987-10-20 | Gas shutoff apparatus |
Country Status (7)
Country | Link |
---|---|
US (1) | US4866633A (en) |
EP (1) | EP0264856B1 (en) |
KR (1) | KR900008429B1 (en) |
AU (1) | AU589813B2 (en) |
CA (1) | CA1279715C (en) |
DE (1) | DE3789268T2 (en) |
HK (1) | HK87494A (en) |
Cited By (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5047965A (en) * | 1989-01-05 | 1991-09-10 | Zlokovitz Robert J | Microprocessor controlled gas pressure regulator |
US5063519A (en) * | 1989-09-18 | 1991-11-05 | Pacific Energy | Landfill gas production testing and extraction method |
US5124934A (en) * | 1989-03-03 | 1992-06-23 | Inax Corporation | Constant feed water device |
US5126934A (en) * | 1989-06-09 | 1992-06-30 | Smart House, L.P. | Gas distribution system |
US5636653A (en) * | 1995-12-01 | 1997-06-10 | Perception Incorporated | Fluid metering apparatus and method |
US5747703A (en) * | 1993-12-07 | 1998-05-05 | Schlumberger Industries S.A. | Method and apparatus for monitoring variation in the current value of a rate of fluid flow through a flow meter |
US5902927A (en) * | 1995-12-01 | 1999-05-11 | Perception Incorporated | Fluid metering apparatus and method |
US6076542A (en) * | 1995-12-01 | 2000-06-20 | Perception Incorporated | Fluid metering method |
US6725878B1 (en) * | 1998-09-11 | 2004-04-27 | Matsushita Electric Industrial Co., Ltd. | Gas leak detection system |
US6733276B1 (en) | 2003-03-04 | 2004-05-11 | Jeffrey R. Kopping | Gas shut-off device |
US20060283877A1 (en) * | 2005-06-20 | 2006-12-21 | South-Tek Systems | Beverage dispensing gas consumption detection with alarm and backup operation |
US20070293969A1 (en) * | 2005-02-17 | 2007-12-20 | Wataru Hirai | Mounting Condition Determining Method, Mounting Condition Determining Device, and Mounter |
US20080115840A1 (en) * | 2004-10-20 | 2008-05-22 | Matsushita Electric Industrial Co., Ltd. | Gas Block Device and Gas Block Method |
US20100170582A1 (en) * | 2007-07-12 | 2010-07-08 | Panasonic Corporation | Gas shutoff device |
US20110004353A1 (en) * | 2008-03-07 | 2011-01-06 | Panasonic Corporation | Gas meter and gas safety system |
US20110074603A1 (en) * | 2009-09-30 | 2011-03-31 | Itron, Inc. | Safety utility reconnect |
US20110074602A1 (en) * | 2009-09-30 | 2011-03-31 | Itron, Inc. | Gas shut-off valve with feedback |
US20110074601A1 (en) * | 2009-09-30 | 2011-03-31 | Itron, Inc. | Utility meter with flow rate sensitivity shut off |
US20110074600A1 (en) * | 2009-09-30 | 2011-03-31 | Itron, Inc. | Utility remote disconnect from a meter reading system |
EP2333414A1 (en) * | 2008-10-08 | 2011-06-15 | Panasonic Corporation | Gas-blast circuit breaker |
US20110178732A1 (en) * | 2007-06-12 | 2011-07-21 | Panasonic Corporation | Flow rate measurement apparatus and fluid supply system |
US20110186757A1 (en) * | 2010-02-01 | 2011-08-04 | Toyo Jidoki Co., Ltd. | Filling Channel Opening and Closing Device for Liquid Product Filling Apparatus |
US20110247711A1 (en) * | 2008-12-19 | 2011-10-13 | Panasonic Corporation | Gas shutoff device |
US20110259446A1 (en) * | 2008-12-19 | 2011-10-27 | Panasonic Corporation | Gas shut-off device |
US20120016527A1 (en) * | 2009-01-29 | 2012-01-19 | Panasonic Corporation | Gas shutoff device |
US20120125268A1 (en) * | 2010-11-24 | 2012-05-24 | Grand Mate Co., Ltd. | Direct vent/power vent water heater and method of testing for safety thereof |
US8395464B2 (en) | 2008-05-30 | 2013-03-12 | Itron, Inc. | Actuator/wedge improvements to embedded meter switch |
US20130071261A1 (en) * | 2011-09-16 | 2013-03-21 | Grand Mate Co., Ltd. | Method of detecting safety of water heater |
US20140236378A1 (en) * | 2011-09-28 | 2014-08-21 | Kyocera Corporation | Energy management system, gas meter, and energy management apparatus |
US9005423B2 (en) | 2012-12-04 | 2015-04-14 | Itron, Inc. | Pipeline communications |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE68915011T2 (en) * | 1988-02-10 | 1994-08-25 | Matsushita Electric Ind Co Ltd | Gas cut-off device. |
DE68919101T2 (en) * | 1988-03-17 | 1995-03-09 | Matsushita Electric Ind Co Ltd | Gas shut-off device. |
GB2246226B (en) * | 1990-07-21 | 1995-02-01 | Stoves Ltd | Improvements in or relating to safety systems |
FR2667716B1 (en) * | 1990-10-05 | 1994-06-03 | Mzoughi Abdelaziz | METHOD AND DEVICE FOR MANAGING AND MONITORING A GAS INSTALLATION. |
CA2062403C (en) * | 1991-04-04 | 1997-06-10 | Yoshio Horiike | Flow amount measuring and controlling apparatus |
EP0565474A1 (en) * | 1992-03-10 | 1993-10-13 | D. Francisco Monforte Sanroma | Safety system to prevent accidental leakage in gas circuits and receivers |
FR2729455A1 (en) * | 1995-01-16 | 1996-07-19 | Bhiki Eric Ambroise | Gas leak detection and alarm system |
FR2736431B1 (en) * | 1995-07-05 | 1997-10-03 | Schlumberger Ind Sa | CUT-OFF MEMBER WITH FIRE-FIGHTING VALVE FOR GAS METER AND GAS METER PROVIDED WITH SUCH A CUT-OFF MEMBER |
US5782263A (en) * | 1995-08-04 | 1998-07-21 | Gary A. Isaacson, Jr. | Flood control device |
US5979493A (en) * | 1996-08-02 | 1999-11-09 | Gary A. Isaacson, Jr. | Flood control device |
WO1998002857A1 (en) * | 1996-07-11 | 1998-01-22 | Eric Bhiki | Protection system against gas leakage |
GB0207207D0 (en) * | 2002-03-27 | 2002-05-08 | Smith Simon L | Activity and behavioural monitor and alarm device |
KR20100075821A (en) * | 2007-08-06 | 2010-07-05 | 파나소닉 주식회사 | Flow rate metering device, communication system, flow rate measuring method, flow rate measuring program, fluid supply system and gas tool monitoring device |
ITTA20100002A1 (en) * | 2010-01-27 | 2011-07-28 | Martino Convertini | AUTOMATIC GAS SAFETY DEVICE |
CN103806503B (en) * | 2014-02-18 | 2015-02-25 | 谷振宇 | Intelligent pipe network water saving monitoring system of Internet of Things |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4200911A (en) * | 1976-10-20 | 1980-04-29 | Hitachi, Ltd. | Control of the flow rate and fluid pressure in a pipeline network for optimum distribution of the fluid to consumers |
US4241400A (en) * | 1978-12-18 | 1980-12-23 | General Electric Company | Microprocessor based control circuit for washing appliances |
FR2468069A1 (en) * | 1979-10-17 | 1981-04-30 | Foulon Michel | Fluid leakage detector for intermittently used supplies - uses metal ball in flow and proximity detector circuit to initiate timing of flow duration against preset max. time |
US4502842A (en) * | 1983-02-02 | 1985-03-05 | Colt Industries Operating Corp. | Multiple compressor controller and method |
US4569012A (en) * | 1981-06-26 | 1986-02-04 | Hitachi, Ltd. | Method and system for controlling fluid transportation in a pipe network |
US4574871A (en) * | 1984-05-07 | 1986-03-11 | Parkinson David W | Heat pump monitor apparatus for fault detection in a heat pump system |
US4589435A (en) * | 1984-09-24 | 1986-05-20 | Aldrich Donald C | Water shutoff valve |
US4644478A (en) * | 1983-09-13 | 1987-02-17 | International Business Machines Corp. | Monitoring and alarm system for custom applications |
US4718454A (en) * | 1985-11-20 | 1988-01-12 | British Gas Plc | Valve operating system |
US4729106A (en) * | 1982-07-06 | 1988-03-01 | Institute Of Gas Technology | Fluid distribution to multiple users through distributed intelligence sub-centers |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1182786A (en) * | 1966-11-18 | 1970-03-04 | Ici Ltd | Control or Alarm Method and Apparatus. |
US4074692A (en) * | 1971-10-15 | 1978-02-21 | Shafer Homer J | Pipeline break shutoff control |
AU530842B2 (en) * | 1980-07-04 | 1983-07-28 | Regioninvest Norr A.B. | Mass production unit for producing eggs of an insect |
DK146455A (en) * | 1981-05-06 | 1900-01-01 | Method and plant for monitoring and detecting possible leak in a piping system | |
JPS57195978A (en) * | 1981-05-27 | 1982-12-01 | Tokyo Gas Co Ltd | Gas accident preventing apparatus |
-
1987
- 1987-10-16 DE DE19873789268 patent/DE3789268T2/en not_active Expired - Lifetime
- 1987-10-16 EP EP19870115173 patent/EP0264856B1/en not_active Expired - Lifetime
- 1987-10-19 CA CA 549615 patent/CA1279715C/en not_active Expired - Lifetime
- 1987-10-19 KR KR1019870011558A patent/KR900008429B1/en not_active IP Right Cessation
- 1987-10-20 US US07/110,390 patent/US4866633A/en not_active Expired - Lifetime
- 1987-10-20 AU AU79931/87A patent/AU589813B2/en not_active Expired
-
1994
- 1994-08-25 HK HK87494A patent/HK87494A/en not_active IP Right Cessation
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4200911A (en) * | 1976-10-20 | 1980-04-29 | Hitachi, Ltd. | Control of the flow rate and fluid pressure in a pipeline network for optimum distribution of the fluid to consumers |
US4241400A (en) * | 1978-12-18 | 1980-12-23 | General Electric Company | Microprocessor based control circuit for washing appliances |
FR2468069A1 (en) * | 1979-10-17 | 1981-04-30 | Foulon Michel | Fluid leakage detector for intermittently used supplies - uses metal ball in flow and proximity detector circuit to initiate timing of flow duration against preset max. time |
US4569012A (en) * | 1981-06-26 | 1986-02-04 | Hitachi, Ltd. | Method and system for controlling fluid transportation in a pipe network |
US4729106A (en) * | 1982-07-06 | 1988-03-01 | Institute Of Gas Technology | Fluid distribution to multiple users through distributed intelligence sub-centers |
US4502842A (en) * | 1983-02-02 | 1985-03-05 | Colt Industries Operating Corp. | Multiple compressor controller and method |
US4644478A (en) * | 1983-09-13 | 1987-02-17 | International Business Machines Corp. | Monitoring and alarm system for custom applications |
US4574871A (en) * | 1984-05-07 | 1986-03-11 | Parkinson David W | Heat pump monitor apparatus for fault detection in a heat pump system |
US4589435A (en) * | 1984-09-24 | 1986-05-20 | Aldrich Donald C | Water shutoff valve |
US4718454A (en) * | 1985-11-20 | 1988-01-12 | British Gas Plc | Valve operating system |
Cited By (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5047965A (en) * | 1989-01-05 | 1991-09-10 | Zlokovitz Robert J | Microprocessor controlled gas pressure regulator |
US5124934A (en) * | 1989-03-03 | 1992-06-23 | Inax Corporation | Constant feed water device |
US5126934A (en) * | 1989-06-09 | 1992-06-30 | Smart House, L.P. | Gas distribution system |
US5063519A (en) * | 1989-09-18 | 1991-11-05 | Pacific Energy | Landfill gas production testing and extraction method |
US5747703A (en) * | 1993-12-07 | 1998-05-05 | Schlumberger Industries S.A. | Method and apparatus for monitoring variation in the current value of a rate of fluid flow through a flow meter |
US5902927A (en) * | 1995-12-01 | 1999-05-11 | Perception Incorporated | Fluid metering apparatus and method |
US5636653A (en) * | 1995-12-01 | 1997-06-10 | Perception Incorporated | Fluid metering apparatus and method |
US6076542A (en) * | 1995-12-01 | 2000-06-20 | Perception Incorporated | Fluid metering method |
US6202679B1 (en) | 1995-12-01 | 2001-03-20 | Perception Incorporated | Fluid metering apparatus |
US6460565B1 (en) | 1995-12-01 | 2002-10-08 | Perception Incorporated | Fluid metering apparatus and method |
US6725878B1 (en) * | 1998-09-11 | 2004-04-27 | Matsushita Electric Industrial Co., Ltd. | Gas leak detection system |
US6733276B1 (en) | 2003-03-04 | 2004-05-11 | Jeffrey R. Kopping | Gas shut-off device |
US8166999B2 (en) * | 2004-10-20 | 2012-05-01 | Panasonic Corporation | Gas block device and gas block method |
US20080115840A1 (en) * | 2004-10-20 | 2008-05-22 | Matsushita Electric Industrial Co., Ltd. | Gas Block Device and Gas Block Method |
US20070293969A1 (en) * | 2005-02-17 | 2007-12-20 | Wataru Hirai | Mounting Condition Determining Method, Mounting Condition Determining Device, and Mounter |
US20060283877A1 (en) * | 2005-06-20 | 2006-12-21 | South-Tek Systems | Beverage dispensing gas consumption detection with alarm and backup operation |
US7717294B2 (en) | 2005-06-20 | 2010-05-18 | South-Tek Systems | Beverage dispensing gas consumption detection with alarm and backup operation |
US9200939B2 (en) * | 2007-06-12 | 2015-12-01 | Panasonic Corporation | Flow rate measurement apparatus and fluid supply system |
US20110178732A1 (en) * | 2007-06-12 | 2011-07-21 | Panasonic Corporation | Flow rate measurement apparatus and fluid supply system |
US20100170582A1 (en) * | 2007-07-12 | 2010-07-08 | Panasonic Corporation | Gas shutoff device |
US8386084B2 (en) * | 2007-07-12 | 2013-02-26 | Panasonic Corporation | Gas shutoff device |
US20110004353A1 (en) * | 2008-03-07 | 2011-01-06 | Panasonic Corporation | Gas meter and gas safety system |
US8442696B2 (en) * | 2008-03-07 | 2013-05-14 | Panasonic Corporation | Gas meter and gas safety system |
US8395464B2 (en) | 2008-05-30 | 2013-03-12 | Itron, Inc. | Actuator/wedge improvements to embedded meter switch |
EP2333414A1 (en) * | 2008-10-08 | 2011-06-15 | Panasonic Corporation | Gas-blast circuit breaker |
US20110168278A1 (en) * | 2008-10-08 | 2011-07-14 | Panasonic Corporation | Gas cutoff device |
EP2333414A4 (en) * | 2008-10-08 | 2014-11-05 | Panasonic Corp | Gas-blast circuit breaker |
US8522815B2 (en) * | 2008-12-19 | 2013-09-03 | Panasonic Corporation | Gas shutoff device |
US20110247711A1 (en) * | 2008-12-19 | 2011-10-13 | Panasonic Corporation | Gas shutoff device |
US20110259446A1 (en) * | 2008-12-19 | 2011-10-27 | Panasonic Corporation | Gas shut-off device |
US20120016527A1 (en) * | 2009-01-29 | 2012-01-19 | Panasonic Corporation | Gas shutoff device |
US8890711B2 (en) | 2009-09-30 | 2014-11-18 | Itron, Inc. | Safety utility reconnect |
US20110074603A1 (en) * | 2009-09-30 | 2011-03-31 | Itron, Inc. | Safety utility reconnect |
US20110074602A1 (en) * | 2009-09-30 | 2011-03-31 | Itron, Inc. | Gas shut-off valve with feedback |
US8493232B2 (en) | 2009-09-30 | 2013-07-23 | Itron, Inc. | Gas shut-off valve with feedback |
US20110074600A1 (en) * | 2009-09-30 | 2011-03-31 | Itron, Inc. | Utility remote disconnect from a meter reading system |
US20110074601A1 (en) * | 2009-09-30 | 2011-03-31 | Itron, Inc. | Utility meter with flow rate sensitivity shut off |
US8740175B2 (en) * | 2010-02-01 | 2014-06-03 | Toyo Jidoki Co., Ltd. | Filling channel opening and closing device for liquid product filling apparatus |
US20110186757A1 (en) * | 2010-02-01 | 2011-08-04 | Toyo Jidoki Co., Ltd. | Filling Channel Opening and Closing Device for Liquid Product Filling Apparatus |
US20120125268A1 (en) * | 2010-11-24 | 2012-05-24 | Grand Mate Co., Ltd. | Direct vent/power vent water heater and method of testing for safety thereof |
US9249988B2 (en) * | 2010-11-24 | 2016-02-02 | Grand Mate Co., Ted. | Direct vent/power vent water heater and method of testing for safety thereof |
US20130071261A1 (en) * | 2011-09-16 | 2013-03-21 | Grand Mate Co., Ltd. | Method of detecting safety of water heater |
US9086068B2 (en) * | 2011-09-16 | 2015-07-21 | Grand Mate Co., Ltd. | Method of detecting safety of water heater |
US20140236378A1 (en) * | 2011-09-28 | 2014-08-21 | Kyocera Corporation | Energy management system, gas meter, and energy management apparatus |
US9678491B2 (en) * | 2011-09-28 | 2017-06-13 | Kyocera Corporation | Energy management system, gas meter, and energy management apparatus |
US9005423B2 (en) | 2012-12-04 | 2015-04-14 | Itron, Inc. | Pipeline communications |
Also Published As
Publication number | Publication date |
---|---|
AU589813B2 (en) | 1989-10-19 |
HK87494A (en) | 1994-09-02 |
CA1279715C (en) | 1991-01-29 |
AU7993187A (en) | 1988-04-21 |
KR900008429B1 (en) | 1990-11-20 |
DE3789268T2 (en) | 1994-06-16 |
EP0264856A2 (en) | 1988-04-27 |
DE3789268D1 (en) | 1994-04-14 |
EP0264856B1 (en) | 1994-03-09 |
EP0264856A3 (en) | 1990-12-27 |
KR880005404A (en) | 1988-06-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4866633A (en) | Gas shutoff apparatus | |
CA2107648C (en) | Apparatus for detecting abnormality of gas supply equipment and method for detecting same | |
US5812061A (en) | Sensor condition indicating system | |
US4881948A (en) | Gas shutoff apparatus | |
KR100478541B1 (en) | Method and apparatus for controlling an electromagnetic switching member | |
US6282499B1 (en) | Method of detecting manual trips in an intelligent electronic device | |
CA1293690C (en) | Gas shutoff apparatus | |
JP2007285461A (en) | Gas-blast circuit-breaker | |
JP2010266231A (en) | Gas meter | |
JPH085502A (en) | Gas leak detection device and gas meter with it | |
JP2522195Y2 (en) | Gas meter device | |
JPS58179729A (en) | Controller for fuel shut-off | |
JP3090186B2 (en) | Gas meter with gas leak inspection function | |
JP4544218B2 (en) | Gas shut-off device | |
JPH0413639Y2 (en) | ||
JPH0743125B2 (en) | Gas shutoff device | |
KR100300474B1 (en) | Flow correction and management device of flow meter | |
JPS63203167A (en) | Gas blocking apparatus equipped with learning function | |
JP2005295720A (en) | Gas isolation device | |
JPH06180266A (en) | Monitoring device for abnormality of gas supply equipment | |
JP2570346Y2 (en) | Gas shut-off device | |
JP3794054B2 (en) | Gas shut-off device | |
JP3075036B2 (en) | Gas shut-off device | |
JP2003018751A (en) | Shut-off device | |
JPH05166084A (en) | Device for cutting off gas |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD., 1006, OA Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNORS:NAKANE, SHINICHI;UNO, TAKASHI;ASANO, KAZUTAKA;REEL/FRAME:004806/0167 Effective date: 19871111 Owner name: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD., 1006, OA Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:NAKANE, SHINICHI;UNO, TAKASHI;ASANO, KAZUTAKA;REEL/FRAME:004806/0167 Effective date: 19871111 |
|
STCF | Information on status: patent grant |
Free format text: PATENTED CASE |
|
FEPP | Fee payment procedure |
Free format text: PAYER NUMBER DE-ASSIGNED (ORIGINAL EVENT CODE: RMPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY Free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
|
FEPP | Fee payment procedure |
Free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
|
FPAY | Fee payment |
Year of fee payment: 4 |
|
FPAY | Fee payment |
Year of fee payment: 8 |
|
FPAY | Fee payment |
Year of fee payment: 12 |